$ git clone -n https://src.fedoraproject.org/rpms/mono.git /var/lib/mock/f31-build-115816-34518/root/chroot_tmpdir/scmroot/mono
Cloning into '/var/lib/mock/f31-build-115816-34518/root/chroot_tmpdir/scmroot/mono'...
$ git reset --hard 925317bff5b0c6313c92549c758a4eddaff7f5a9
HEAD is now at 925317b build again without bootstrap