$ git clone -n https://src.fedoraproject.org/rpms/thunderbird.git /var/lib/mock/f37-build-675828-76040/root/chroot_tmpdir/scmroot/thunderbird
Cloning into '/var/lib/mock/f37-build-675828-76040/root/chroot_tmpdir/scmroot/thunderbird'...
$ git reset --hard 1fbcf37ebd86b53f05632d797a47f44a6bfcc4d5
HEAD is now at 1fbcf37 Update to 102.4.1