$ git clone -n https://src.fedoraproject.org/rpms/cosmic-app-library.git /var/lib/mock/f45-build-4706-333/root/chroot_tmpdir/scmroot/cosmic-app-library
Cloning into '/var/lib/mock/f45-build-4706-333/root/chroot_tmpdir/scmroot/cosmic-app-library'...
$ git fetch origin c6ee2bb2d5fc063f3899d6c5922c5fc56e9f3d34:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cosmic-app-library
 * [new ref]         c6ee2bb2d5fc063f3899d6c5922c5fc56e9f3d34 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c6ee2bb Update to 1.6.0