$ git clone -n https://src.fedoraproject.org/rpms/golang-github-yuin-goldmark.git /var/lib/mock/f45-build-12609-442/root/chroot_tmpdir/scmroot/golang-github-yuin-goldmark
Cloning into '/var/lib/mock/f45-build-12609-442/root/chroot_tmpdir/scmroot/golang-github-yuin-goldmark'...
$ git fetch origin 380fb8b996799b422dec453cfbc0ecd7f2f35d28:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-yuin-goldmark
 * [new ref]         380fb8b996799b422dec453cfbc0ecd7f2f35d28 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 380fb8b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild