$ git clone -n https://src.fedoraproject.org/rpms/golang-github-zalando-keyring.git /var/lib/mock/f39-build-1503657-34981/root/chroot_tmpdir/scmroot/golang-github-zalando-keyring
Cloning into '/var/lib/mock/f39-build-1503657-34981/root/chroot_tmpdir/scmroot/golang-github-zalando-keyring'...
$ git fetch origin fac8b4c5ac341f93ad467174d5b2acec7a2d68d1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-zalando-keyring
 * [new ref]         fac8b4c5ac341f93ad467174d5b2acec7a2d68d1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fac8b4c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild