$ git clone -n https://src.fedoraproject.org/rpms/perl-Module-Build-WithXSpp.git /var/lib/mock/f45-build-24788-606/root/chroot_tmpdir/scmroot/perl-Module-Build-WithXSpp
Cloning into '/var/lib/mock/f45-build-24788-606/root/chroot_tmpdir/scmroot/perl-Module-Build-WithXSpp'...
$ git fetch origin ebac9c7c4d2e3abc738854c331776248f8c358f5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Module-Build-WithXSpp
 * [new ref]         ebac9c7c4d2e3abc738854c331776248f8c358f5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ebac9c7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild