$ git clone -n https://src.fedoraproject.org/rpms/golang-github-elastic-gosigar.git /var/lib/mock/f38-build-side-42-init-devel-838195-28399/root/chroot_tmpdir/scmroot/golang-github-elastic-gosigar
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-838195-28399/root/chroot_tmpdir/scmroot/golang-github-elastic-gosigar'...
$ git fetch origin c0ae1b5b7fcd2a7ea40492c898c890671d012357:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-elastic-gosigar
 * [new ref]         c0ae1b5b7fcd2a7ea40492c898c890671d012357 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c0ae1b5 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild