$ git clone -n https://src.fedoraproject.org/rpms/esmi_ib_library.git /var/lib/mock/f38-build-side-42-init-devel-1004140-29369/root/chroot_tmpdir/scmroot/esmi_ib_library
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1004140-29369/root/chroot_tmpdir/scmroot/esmi_ib_library'...
$ git fetch origin 83a57eb9ea02ef9a9ca6ba42d54b0ce00abbe22d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/esmi_ib_library
 * [new ref]         83a57eb9ea02ef9a9ca6ba42d54b0ce00abbe22d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 83a57eb Initial import; Fixes: RHBZ#2174487