$ git clone -n https://src.fedoraproject.org/rpms/ghc-semver.git /var/lib/mock/f38-build-side-42-init-devel-1070700-29784/root/chroot_tmpdir/scmroot/ghc-semver
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1070700-29784/root/chroot_tmpdir/scmroot/ghc-semver'...
$ git fetch origin 536f4172d23f5c7a6cac9499a81746c387a95e48:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-semver
 * [new ref]         536f4172d23f5c7a6cac9499a81746c387a95e48 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 536f417 Convert to %autorelease and %autochangelog