$ git clone -n https://src.fedoraproject.org/rpms/golang-github-sophaskins-efs2tar.git /var/lib/mock/f39-build-1497382-34610/root/chroot_tmpdir/scmroot/golang-github-sophaskins-efs2tar
Cloning into '/var/lib/mock/f39-build-1497382-34610/root/chroot_tmpdir/scmroot/golang-github-sophaskins-efs2tar'...
$ git fetch origin 079775c14d2f81df581e300fc372da409cd73d84:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-sophaskins-efs2tar
 * [new ref]         079775c14d2f81df581e300fc372da409cd73d84 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 079775c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild