$ git clone -n https://src.fedoraproject.org/rpms/golang-github-facebookincubator-dhcplb.git /var/lib/mock/f40-build-2000329-44450/root/chroot_tmpdir/scmroot/golang-github-facebookincubator-dhcplb
Cloning into '/var/lib/mock/f40-build-2000329-44450/root/chroot_tmpdir/scmroot/golang-github-facebookincubator-dhcplb'...
$ git fetch origin b057d9e9be1771ab97af30829ea06c689004b71c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-facebookincubator-dhcplb
 * [new ref]         b057d9e9be1771ab97af30829ea06c689004b71c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b057d9e Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild