$ git clone -n https://src.fedoraproject.org/rpms/golang-github-dghubble-sling.git /var/lib/mock/f38-build-side-42-init-devel-683339-26747/root/chroot_tmpdir/scmroot/golang-github-dghubble-sling
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-683339-26747/root/chroot_tmpdir/scmroot/golang-github-dghubble-sling'...
$ git fetch origin bd55e2334d39b25500ba865d2c5d203c03324da8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-dghubble-sling
 * [new ref]         bd55e2334d39b25500ba865d2c5d203c03324da8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bd55e23 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild