Git is having a bad day.

gistfile1.txt

# (This is a deflated git tree object.)
$ hexdump -C .git/objects/59/612c54dadcc3146d5026dae9e6fa674498ee07
00000000  78 01 2b 29 4a 4d 55 30  34 33 65 30 34 30 30 33  |x.+)JMU043e04003|
00000010  31 51 f0 4d cc 4e 4d cb  cc 49 65 98 99 96 59 a1  |1Q.M.NM..Ie...Y.|
00000020  3b 6f bd cd 92 f3 3e a7  df 4a ed bb b0 d4 46 b7  |;o....>..J....F.|
00000030  0b aa 26 37 31 2f 33 2d  b5 b8 44 2f 37 8f 61 de  |..&71/3-..D/7.a.|
00000040  c6 ff 05 5e 0c ff a3 3e  3c 57 ed 5a eb 2a 79 5e  |...^...><W.Z.*y^|
00000050  e0 e8 b9 17 50 65 a5 25  99 39 f1 e9 25 20 85 c9  |....Pe.%.9..% ..|
00000060  c9 0c 6e 1b d3 fc ed a2  db 42 57 4f f9 be f7 fa  |..n......BWO....|
00000070  51 a5 e2 d6 9d 77 3c 90  15 96 96 a4 59 c4 97 e6  |Q....w<.....Y...|
00000080  65 96 c0 34 e8 9d 3c f1  e9 e8 b2 35 be ce 53 ec  |e..4..<....5..S.|
00000090  c5 04 73 57 6c b7 ff 33  3f 03 00 3c 3c 47 75     |..sWl..3?..<<Gu|
0000009f

# (This is supposed to be a git tree object.  It is not.  It is a string
#  that should not have entered the git repo in any way.)
$ hexdump -C .git/objects/bb/48d574780eabb80903d4499a227d9bd318fb43
00000000  2e 2e 2f 2e 2e 2f 2e 2e  2f 6e 73 70 72 2f 4c 69  |../../../nspr/Li|
00000010  6e 75 78 33 2e 31 33 5f  78 38 36 5f 36 34 5f 67  |nux3.13_x86_64_g|
00000020  63 63 2d 34 2e 38 2e 72  65 61 6c 5f 67 6c 69 62  |cc-4.8.real_glib|
00000030  63 5f 50 54 48 5f 36 34  5f 44 42 47 2e 4f 42 4a  |c_PTH_64_DBG.OBJ|
00000040  2f 70 72 2f 69 6e 63 6c  75 64 65 2f 6d 64 2f 2e  |/pr/include/md/.|
00000050  2e 2f 2e 2e 2f 2e 2e 2f  2e 2e 2f 70 72 2f 69 6e  |./../../../pr/in|
00000060  63 6c 75 64 65 2f 6d 64  2f 5f 6c 69 6e 75 78 2e  |clude/md/_linux.|
00000070  63 66 67 00 00 00 00 00  00 00 00 00 00 00 00 00  |cfg.............|
00000080  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
*
0000009e