$ git clone -n https://src.fedoraproject.org/rpms/perl-Test-ExpectAndCheck.git /var/lib/mock/f45-build-26649-618/root/chroot_tmpdir/scmroot/perl-Test-ExpectAndCheck
Cloning into '/var/lib/mock/f45-build-26649-618/root/chroot_tmpdir/scmroot/perl-Test-ExpectAndCheck'...
$ git fetch origin 389450c5ad2f18deb2e1e7c59e6f0e5a88156724:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test-ExpectAndCheck
 * [new ref]         389450c5ad2f18deb2e1e7c59e6f0e5a88156724 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 389450c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild