$ git clone -n https://src.fedoraproject.org/rpms/golang-github-docker-libkv.git /var/lib/mock/f39-build-1729208-41247/root/chroot_tmpdir/scmroot/golang-github-docker-libkv
Cloning into '/var/lib/mock/f39-build-1729208-41247/root/chroot_tmpdir/scmroot/golang-github-docker-libkv'...
$ git fetch origin a4883b064269ee8eb70e471726819f4c12dfb40a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-docker-libkv
 * [new ref]         a4883b064269ee8eb70e471726819f4c12dfb40a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a4883b0 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild