$ git clone -n https://src.fedoraproject.org/rpms/nicotine+.git /var/lib/mock/f40-build-1135524-20569/root/chroot_tmpdir/scmroot/nicotine+
Cloning into '/var/lib/mock/f40-build-1135524-20569/root/chroot_tmpdir/scmroot/nicotine+'...
$ git fetch origin 08354aae3c41ddfe6d1c1c2c44084793907e59e4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nicotine+
 * [new ref]         08354aae3c41ddfe6d1c1c2c44084793907e59e4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 08354aa Update to 3.3.4