$ git clone -n https://src.fedoraproject.org/rpms/perl-POE-Component-Server-SimpleHTTP.git /var/lib/mock/f45-build-25561-611/root/chroot_tmpdir/scmroot/perl-POE-Component-Server-SimpleHTTP
Cloning into '/var/lib/mock/f45-build-25561-611/root/chroot_tmpdir/scmroot/perl-POE-Component-Server-SimpleHTTP'...
$ git fetch origin 566ac8a6b5bceca5d9115420e0c222411c46e997:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-POE-Component-Server-SimpleHTTP
 * [new ref]         566ac8a6b5bceca5d9115420e0c222411c46e997 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 566ac8a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild