$ git clone -n https://src.fedoraproject.org/rpms/golang-github-opentracing-contrib-grpc.git /var/lib/mock/f39-build-1869510-42625/root/chroot_tmpdir/scmroot/golang-github-opentracing-contrib-grpc
Cloning into '/var/lib/mock/f39-build-1869510-42625/root/chroot_tmpdir/scmroot/golang-github-opentracing-contrib-grpc'...
$ git fetch origin 1389f8f04dbb3ee0216167ad18b2ab861fdc67d7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-opentracing-contrib-grpc
 * [new ref]         1389f8f04dbb3ee0216167ad18b2ab861fdc67d7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1389f8f Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild