$ git clone -n https://src.fedoraproject.org/rpms/ghc-semver.git /var/lib/mock/f40-build-743564-111265/root/chroot_tmpdir/scmroot/ghc-semver
Cloning into '/var/lib/mock/f40-build-743564-111265/root/chroot_tmpdir/scmroot/ghc-semver'...
$ git fetch origin e5bcb3489ccf91b6b79f7193dbde75d64e48527c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-semver
 * [new ref]         e5bcb3489ccf91b6b79f7193dbde75d64e48527c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e5bcb34 bump release