$ git clone -n https://src.fedoraproject.org/rpms/callgit.git /var/lib/mock/f31-build-63444-29363/root/chroot_tmpdir/scmroot/callgit
Cloning into '/var/lib/mock/f31-build-63444-29363/root/chroot_tmpdir/scmroot/callgit'...
$ git reset --hard a0c718fb9eb5ef132fcff2cca165a31aa21bd85f
HEAD is now at a0c718f - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild