$ git clone -n https://src.fedoraproject.org/rpms/hamcrest.git /var/lib/mock/f39-build-1800441-41794/root/chroot_tmpdir/scmroot/hamcrest
Cloning into '/var/lib/mock/f39-build-1800441-41794/root/chroot_tmpdir/scmroot/hamcrest'...
$ git fetch origin feeb19fb2d295bf5e87c28e4de14c19247ec2021:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hamcrest
 * [new ref]         feeb19fb2d295bf5e87c28e4de14c19247ec2021 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at feeb19f Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild