$ git clone -n https://src.fedoraproject.org/rpms/perl-Algorithm-Dependency.git /var/lib/mock/f45-build-21641-587/root/chroot_tmpdir/scmroot/perl-Algorithm-Dependency
Cloning into '/var/lib/mock/f45-build-21641-587/root/chroot_tmpdir/scmroot/perl-Algorithm-Dependency'...
$ git fetch origin ff156becbf787df73493cde3bfffad52ff440a09:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Algorithm-Dependency
 * [new ref]         ff156becbf787df73493cde3bfffad52ff440a09 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff156be Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild