$ git clone -n https://src.fedoraproject.org/rpms/libdockapp.git /var/lib/mock/f45-build-16068-481/root/chroot_tmpdir/scmroot/libdockapp
Cloning into '/var/lib/mock/f45-build-16068-481/root/chroot_tmpdir/scmroot/libdockapp'...
$ git fetch origin 17af179df539da3e16384e0e38e8752ebace3201:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libdockapp
 * [new ref]         17af179df539da3e16384e0e38e8752ebace3201 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 17af179 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild