$ git clone -n https://src.fedoraproject.org/rpms/libmemcached-awesome.git /var/lib/mock/f39-build-1575717-37938/root/chroot_tmpdir/scmroot/libmemcached-awesome
Cloning into '/var/lib/mock/f39-build-1575717-37938/root/chroot_tmpdir/scmroot/libmemcached-awesome'...
$ git fetch origin 921e68627dd8e5af2102b605c0d300c79c937e6e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libmemcached-awesome
 * [new ref]         921e68627dd8e5af2102b605c0d300c79c937e6e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 921e686 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild