$ git clone -n https://src.fedoraproject.org/rpms/amarok.git /var/lib/mock/f41-build-side-1-2631586-25723/root/chroot_tmpdir/scmroot/amarok
Cloning into '/var/lib/mock/f41-build-side-1-2631586-25723/root/chroot_tmpdir/scmroot/amarok'...
$ git fetch origin f508a5ef60be0319e01c1c6121ffcfe2c00127f6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/amarok
 * [new ref]         f508a5ef60be0319e01c1c6121ffcfe2c00127f6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f508a5e Fix EPEL build